Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777370 | Electron gun operating by secondary emission under ionic bombardment | Francois Danel | 1988-10-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777370 | Electron gun operating by secondary emission under ionic bombardment | Francois Danel | 1988-10-11 |